PORPHOBLINOGEN, RAND Ur

Specimen Required
Send 10.0 mL urine from a first morning collection (2.0 mL minimum) frozen in a screw-capped plastic vial. PROTECT FROM LIGHT.

Rejection Criteria
Received room temperature, not protected from light.

Methodology
Colorimetric

Stability
Room temperature: Unacceptable; Refrigerated: 7 days; Frozen: 30 days

Reference Range
By report

Performed
Tuesday, Thursday, Saturday

Turnaround Time5-8 days
Test CodeUPBGR
CPT-4 Code (s)
84110
LOINC Codes
Porphobilinogen, Rand Ur:   13797-6  
Interpretation   : 48767-8  

Warde
Medical
Laboratory